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[97.113.7.119]) by smtp.gmail.com with ESMTPSA id d22sm3789713pjd.2.2019.12.03.14.53.36 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 03 Dec 2019 14:53:37 -0800 (PST) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PATCH 02/11] target/arm: Add arm_mmu_idx_is_stage1 Date: Tue, 3 Dec 2019 14:53:24 -0800 Message-Id: <20191203225333.17055-3-richard.henderson@linaro.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20191203225333.17055-1-richard.henderson@linaro.org> References: <20191203225333.17055-1-richard.henderson@linaro.org> X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2607:f8b0:4864:20::444 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: peter.maydell@linaro.org Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Use a common predicate for querying stage1-ness. Signed-off-by: Richard Henderson --- target/arm/internals.h | 11 +++++++++++ target/arm/helper.c | 8 +++----- 2 files changed, 14 insertions(+), 5 deletions(-) diff --git a/target/arm/internals.h b/target/arm/internals.h index 49dac2a677..850f204f14 100644 --- a/target/arm/internals.h +++ b/target/arm/internals.h @@ -1034,6 +1034,17 @@ static inline ARMMMUIdx arm_stage1_mmu_idx(CPUARMState *env) ARMMMUIdx arm_stage1_mmu_idx(CPUARMState *env); #endif +static inline bool arm_mmu_idx_is_stage1(ARMMMUIdx mmu_idx) +{ + switch (mmu_idx) { + case ARMMMUIdx_Stage1_E0: + case ARMMMUIdx_Stage1_E1: + return true; + default: + return false; + } +} + /* * Parameters of a given virtual address, as extracted from the * translation control register (TCR) for a given regime. diff --git a/target/arm/helper.c b/target/arm/helper.c index f3785d5ad6..fdb86ea427 100644 --- a/target/arm/helper.c +++ b/target/arm/helper.c @@ -3212,8 +3212,7 @@ static uint64_t do_ats_write(CPUARMState *env, uint64_t value, bool take_exc = false; if (fi.s1ptw && current_el == 1 && !arm_is_secure(env) - && (mmu_idx == ARMMMUIdx_Stage1_E1 - || mmu_idx == ARMMMUIdx_Stage1_E0)) { + && arm_mmu_idx_is_stage1(mmu_idx)) { /* * Synchronous stage 2 fault on an access made as part of the * translation table walk for AT S1E0* or AT S1E1* insn @@ -9159,8 +9158,7 @@ static inline bool regime_translation_disabled(CPUARMState *env, } } - if ((env->cp15.hcr_el2 & HCR_DC) && - (mmu_idx == ARMMMUIdx_Stage1_E0 || mmu_idx == ARMMMUIdx_Stage1_E1)) { + if ((env->cp15.hcr_el2 & HCR_DC) && arm_mmu_idx_is_stage1(mmu_idx)) { /* HCR.DC means SCTLR_EL1.M behaves as 0 */ return true; } @@ -9469,7 +9467,7 @@ static hwaddr S1_ptw_translate(CPUARMState *env, ARMMMUIdx mmu_idx, hwaddr addr, MemTxAttrs txattrs, ARMMMUFaultInfo *fi) { - if ((mmu_idx == ARMMMUIdx_Stage1_E0 || mmu_idx == ARMMMUIdx_Stage1_E1) && + if (arm_mmu_idx_is_stage1(mmu_idx) && !regime_translation_disabled(env, ARMMMUIdx_Stage2)) { target_ulong s2size; hwaddr s2pa; -- 2.17.1